contact/forms.py

   1 from django.contrib.sites.models import Site
   2 from django.core.files.uploadedfile import UploadedFile
   3 from django.core.mail import send_mail, mail_managers
   4 from django.core.validators import email_re
   5 from django import forms
   6 from django.template.loader import render_to_string
   7 from django.template import RequestContext
   8 from django.utils.translation import ugettext_lazy as _
   9 from .models import Attachment, Contact
  10
  11
  12 contact_forms = {}
  13 admin_list_width = 0
  14 class ContactFormMeta(forms.Form.__metaclass__):
  15     def __new__(cls, *args, **kwargs):
  16         global admin_list_width
  17         model = super(ContactFormMeta, cls).__new__(cls, *args, **kwargs)
  18         assert model.form_tag not in contact_forms, 'Duplicate form_tag.'
  19         if model.admin_list:
  20             admin_list_width = max(admin_list_width, len(model.admin_list))
  21         contact_forms[model.form_tag] = model
  22         return model
  23
  24
  25 class ContactForm(forms.Form):
  26     """Subclass and define some fields."""
  27     __metaclass__ = ContactFormMeta
  28
  29     form_tag = None
  30     form_title = _('Contact form')
  31     submit_label = _('Submit')
  32     admin_list = None
  33
  34     required_css_class = 'required'
  35     contact = forms.CharField(max_length=128)
  36
  37     def save(self, request):
  38         body = {}
  39         for name, value in self.cleaned_data.items():
  40             if not isinstance(value, UploadedFile) and name != 'contact':
  41                     body[name] = value
  42         contact = Contact.objects.create(body=body,
  43                     ip=request.META['REMOTE_ADDR'],
  44                     contact=self.cleaned_data['contact'],
  45                     form_tag=self.form_tag)
  46         for name, value in self.cleaned_data.items():
  47             if isinstance(value, UploadedFile):
  48                 attachment = Attachment(contact=contact, tag=name)
  49                 attachment.file.save(value.name, value)
  50                 attachment.save()
  51
  52         site = Site.objects.get_current()
  53         dictionary = {
  54             'form_tag': self.form_tag,
  55             'site_name': site.name,
  56             'site_domain': site.domain,
  57             'contact': contact,
  58         }
  59         context = RequestContext(request)
  60         mail_managers_subject = render_to_string([
  61                 'contact/%s/mail_managers_subject.txt' % self.form_tag,
  62                 'contact/mail_managers_subject.txt',
  63             ], dictionary, context)
  64         mail_managers_body = render_to_string([
  65                 'contact/%s/mail_managers_body.txt' % self.form_tag,
  66                 'contact/mail_managers_body.txt',
  67             ], dictionary, context)
  68         mail_managers(mail_managers_subject, mail_managers_body,
  69             fail_silently=True)
  70
  71         if email_re.match(contact.contact):
  72             mail_subject = render_to_string([
  73                     'contact/%s/mail_subject.txt' % self.form_tag,
  74                     'contact/mail_subject.txt',
  75                 ], dictionary, context)
  76             mail_body = render_to_string([
  77                     'contact/%s/mail_body.txt' % self.form_tag,
  78                     'contact/mail_body.txt',
  79                 ], dictionary, context)
  80             send_mail(mail_subject, mail_body,
  81                 'no-reply@%s' % site.domain,
  82                 [contact.contact],
  83                 fail_silently=True)
  84
  85         return contact